./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:28:40,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:28:40,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:28:40,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:28:40,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:28:40,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:28:40,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:28:40,350 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:28:40,352 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:28:40,353 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:28:40,354 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:28:40,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:28:40,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:28:40,358 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:28:40,359 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:28:40,360 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:28:40,361 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:28:40,362 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:28:40,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:28:40,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:28:40,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:28:40,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:28:40,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:28:40,373 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:28:40,377 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:28:40,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:28:40,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:28:40,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:28:40,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:28:40,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:28:40,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:28:40,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:28:40,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:28:40,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:28:40,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:28:40,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:28:40,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:28:40,387 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:28:40,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:28:40,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:28:40,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:28:40,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2022-11-18 18:28:40,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:28:40,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:28:40,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:28:40,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:28:40,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:28:40,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:28:40,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:28:40,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:28:40,422 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:28:40,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:28:40,422 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:28:40,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:28:40,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:28:40,423 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:28:40,423 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:28:40,423 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:28:40,424 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:28:40,424 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:28:40,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:28:40,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:28:40,424 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:28:40,425 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:28:40,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:28:40,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:28:40,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:28:40,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:28:40,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:28:40,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:28:40,426 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:28:40,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:28:40,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-11-18 18:28:40,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:28:40,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:28:40,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:28:40,819 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:28:40,822 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:28:40,823 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-18 18:28:40,923 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/659e922e2/463598b5a13e4b2b8ba6332512958e18/FLAGe74ec8f64 [2022-11-18 18:28:41,734 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:28:41,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-18 18:28:41,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/659e922e2/463598b5a13e4b2b8ba6332512958e18/FLAGe74ec8f64 [2022-11-18 18:28:41,917 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/659e922e2/463598b5a13e4b2b8ba6332512958e18 [2022-11-18 18:28:41,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:28:41,922 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:28:41,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:41,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:28:41,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:28:41,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:41" (1/1) ... [2022-11-18 18:28:41,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44845c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:41, skipping insertion in model container [2022-11-18 18:28:41,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:41" (1/1) ... [2022-11-18 18:28:41,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:28:41,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:28:43,292 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-18 18:28:43,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:43,369 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2022-11-18 18:28:43,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@162a20d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:43, skipping insertion in model container [2022-11-18 18:28:43,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:43,372 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-18 18:28:43,375 INFO L158 Benchmark]: Toolchain (without parser) took 1451.17ms. Allocated memory is still 121.6MB. Free memory was 84.7MB in the beginning and 87.7MB in the end (delta: -3.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:28:43,377 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:28:43,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1447.88ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 87.7MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 18:28:43,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 39.0MB in the beginning and 39.0MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1447.88ms. Allocated memory is still 121.6MB. Free memory was 84.4MB in the beginning and 87.7MB in the end (delta: -3.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1514]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 18:28:45,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:28:45,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:28:45,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:28:45,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:28:45,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:28:45,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:28:45,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:28:45,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:28:45,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:28:45,988 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:28:45,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:28:45,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:28:45,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:28:45,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:28:45,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:28:45,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:28:45,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:28:46,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:28:46,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:28:46,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:28:46,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:28:46,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:28:46,010 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:28:46,014 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:28:46,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:28:46,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:28:46,017 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:28:46,017 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:28:46,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:28:46,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:28:46,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:28:46,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:28:46,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:28:46,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:28:46,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:28:46,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:28:46,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:28:46,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:28:46,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:28:46,029 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:28:46,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2022-11-18 18:28:46,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:28:46,089 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:28:46,091 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:28:46,091 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:28:46,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:28:46,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:28:46,095 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:28:46,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:28:46,099 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:28:46,099 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:28:46,100 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 18:28:46,101 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 18:28:46,101 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:28:46,101 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 18:28:46,101 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:28:46,102 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-18 18:28:46,102 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-18 18:28:46,102 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-18 18:28:46,102 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:28:46,103 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 18:28:46,103 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 18:28:46,103 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 18:28:46,103 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 18:28:46,104 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:28:46,104 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:28:46,104 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:28:46,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:28:46,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:28:46,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:28:46,105 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:28:46,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 18:28:46,107 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 18:28:46,107 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 18:28:46,108 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2022-11-18 18:28:46,586 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:28:46,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:28:46,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:28:46,627 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:28:46,630 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:28:46,632 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-18 18:28:46,728 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/ab6363b9d/f084ae63e4f643288f31c443cacdbc4a/FLAGafe311983 [2022-11-18 18:28:47,475 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:28:47,476 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2022-11-18 18:28:47,502 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/ab6363b9d/f084ae63e4f643288f31c443cacdbc4a/FLAGafe311983 [2022-11-18 18:28:47,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/data/ab6363b9d/f084ae63e4f643288f31c443cacdbc4a [2022-11-18 18:28:47,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:28:47,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:28:47,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:47,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:28:47,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:28:47,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:47" (1/1) ... [2022-11-18 18:28:47,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a035657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:47, skipping insertion in model container [2022-11-18 18:28:47,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:28:47" (1/1) ... [2022-11-18 18:28:47,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:28:47,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:28:49,016 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-18 18:28:49,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:49,074 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-18 18:28:49,091 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:28:49,146 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-18 18:28:49,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:49,172 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:28:49,247 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/sv-benchmarks/c/pthread-complex/bounded_buffer.i[70002,70015] [2022-11-18 18:28:49,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:28:49,440 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:28:49,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49 WrapperNode [2022-11-18 18:28:49,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:28:49,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:28:49,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:28:49,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:28:49,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,584 INFO L138 Inliner]: procedures = 431, calls = 126, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 464 [2022-11-18 18:28:49,584 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:28:49,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:28:49,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:28:49,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:28:49,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,698 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:28:49,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:28:49,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:28:49,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:28:49,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (1/1) ... [2022-11-18 18:28:49,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:28:49,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:28:49,769 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:28:49,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8643af5-af3c-4463-bd1d-8016f36bcebe/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:28:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2022-11-18 18:28:49,821 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2022-11-18 18:28:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:28:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-18 18:28:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-18 18:28:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:28:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2022-11-18 18:28:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:28:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:28:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:28:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:28:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-18 18:28:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:28:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:28:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2022-11-18 18:28:49,825 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2022-11-18 18:28:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-18 18:28:49,828 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 18:28:50,178 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:28:50,182 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:28:52,778 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:28:52,790 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:28:52,790 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-18 18:28:52,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:28:52 BoogieIcfgContainer [2022-11-18 18:28:52,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:28:52,813 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:28:52,813 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:28:52,817 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:28:52,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:28:47" (1/3) ... [2022-11-18 18:28:52,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d79b86f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:28:52, skipping insertion in model container [2022-11-18 18:28:52,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:28:49" (2/3) ... [2022-11-18 18:28:52,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d79b86f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:28:52, skipping insertion in model container [2022-11-18 18:28:52,824 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:28:52" (3/3) ... [2022-11-18 18:28:52,826 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2022-11-18 18:28:52,849 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:28:52,850 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 164 error locations. [2022-11-18 18:28:52,850 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-18 18:28:53,197 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2022-11-18 18:28:53,269 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-18 18:28:53,295 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 607 places, 651 transitions, 1324 flow [2022-11-18 18:28:53,298 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 607 places, 651 transitions, 1324 flow [2022-11-18 18:28:53,300 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 651 transitions, 1324 flow [2022-11-18 18:28:54,086 INFO L130 PetriNetUnfolder]: 109/1455 cut-off events. [2022-11-18 18:28:54,086 INFO L131 PetriNetUnfolder]: For 8/8 co-relation queries the response was YES. [2022-11-18 18:28:54,132 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1475 conditions, 1455 events. 109/1455 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 39. Compared 10310 event pairs, 0 based on Foata normal form. 0/962 useless extension candidates. Maximal degree in co-relation 760. Up to 16 conditions per place. [2022-11-18 18:28:54,249 INFO L119 LiptonReduction]: Number of co-enabled transitions 197082 [2022-11-18 18:29:26,467 WARN L233 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 114 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:29:34,308 WARN L233 SmtUtils]: Spent 5.64s on a formula simplification. DAG size of input: 114 DAG size of output: 111 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:30:26,614 WARN L233 SmtUtils]: Spent 5.15s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:30:34,998 WARN L233 SmtUtils]: Spent 6.57s on a formula simplification. DAG size of input: 109 DAG size of output: 106 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:31:00,242 WARN L233 SmtUtils]: Spent 7.70s on a formula simplification. DAG size of input: 120 DAG size of output: 118 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:31:10,048 WARN L233 SmtUtils]: Spent 7.12s on a formula simplification. DAG size of input: 120 DAG size of output: 118 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:32:10,602 WARN L233 SmtUtils]: Spent 58.42s on a formula simplification. DAG size of input: 151 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:32:32,058 WARN L233 SmtUtils]: Spent 21.45s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:33:27,670 WARN L233 SmtUtils]: Spent 55.61s on a formula simplification. DAG size of input: 151 DAG size of output: 149 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:33:48,007 WARN L233 SmtUtils]: Spent 20.33s on a formula simplification that was a NOOP. DAG size: 140 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:34:54,515 WARN L233 SmtUtils]: Spent 52.50s on a formula simplification. DAG size of input: 146 DAG size of output: 144 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:35:17,913 WARN L233 SmtUtils]: Spent 23.40s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:36:09,505 WARN L233 SmtUtils]: Spent 51.59s on a formula simplification. DAG size of input: 146 DAG size of output: 144 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:36:33,721 WARN L233 SmtUtils]: Spent 24.21s on a formula simplification that was a NOOP. DAG size: 135 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:36:41,070 WARN L233 SmtUtils]: Spent 7.33s on a formula simplification. DAG size of input: 116 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:36:50,638 WARN L233 SmtUtils]: Spent 7.08s on a formula simplification. DAG size of input: 116 DAG size of output: 114 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:37:46,600 WARN L233 SmtUtils]: Spent 7.66s on a formula simplification. DAG size of input: 110 DAG size of output: 109 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:37:58,328 WARN L233 SmtUtils]: Spent 9.02s on a formula simplification. DAG size of input: 110 DAG size of output: 109 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:39:05,318 WARN L233 SmtUtils]: Spent 22.66s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:39:33,010 WARN L233 SmtUtils]: Spent 27.69s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:39:59,140 WARN L233 SmtUtils]: Spent 26.13s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:40:25,282 WARN L233 SmtUtils]: Spent 26.14s on a formula simplification that was a NOOP. DAG size: 143 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:42:41,241 WARN L233 SmtUtils]: Spent 2.20m on a formula simplification. DAG size of input: 177 DAG size of output: 176 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-11-18 18:43:41,650 WARN L233 SmtUtils]: Spent 1.01m on a formula simplification that was a NOOP. DAG size: 172 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)